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	<title>js身份证验证与获取身份有用信息</title>
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	<script>
		//身份证号验证方法验证15位以及18位
        function isIDCard(idcard) {
            idcard = idcard.toUpperCase(); // 对身份证号码做处理
            var ereg;
            var Y, JYM;
            var S, M;
            /*基本校验*/
            //if (String.isNullOrEmpty(idcard)) return false;
            var idcard_array = new Array();
            idcard_array = idcard.split("");
            /*身份号码位数及格式检验*/
            switch (idcard.length) {
                case 15:
                    if ((parseInt(idcard.substr(6, 2)) + 1900) % 4 == 0 || ((parseInt(idcard.substr(6, 2)) + 1900) %
                            100 == 0 && (parseInt(idcard.substr(6, 2)) + 1900) % 4 == 0)) {
                        ereg =
                            /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/; //测试出生日期的合法性
                    } else {
                        ereg =
                            /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/; //测试出生日期的合法性
                    }
                    if (ereg.test(idcard)) {
                        return true;
                    } else {
                        return false;
                    }
                    break;
                case 18:
                    //18位身份号码检测
                    //出生日期的合法性检查
                    //闰年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))
                    //平年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))
                    if (parseInt(idcard.substr(6, 4)) % 4 == 0 || (parseInt(idcard.substr(6, 4)) % 100 == 0 && parseInt(
                            idcard.substr(6, 4)) % 4 == 0)) {
                        ereg =
                            /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9XxAa]$/; //闰年出生日期的合法性正则表达式
                    } else {
                        ereg =
                            /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9XxAa]$/; //平年出生日期的合法性正则表达式
                    }
                    if (ereg.test(idcard)) { //测试出生日期的合法性
                        //计算校验位
                        S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7 +
                            (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9 +
                            (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10 +
                            (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5 +
                            (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8 +
                            (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4 +
                            (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2 +
                            parseInt(idcard_array[7]) * 1 +
                            parseInt(idcard_array[8]) * 6 +
                            parseInt(idcard_array[9]) * 3;
                        Y = S % 11;
                        M = "F";
                        JYM = "10X98765432";
                        M = JYM.substr(Y, 1);
                        /*判断校验位*/
                        if (M == idcard_array[17]) { /*检测ID的校验位false;*/
                            return true;
                        } else if (idcard_array[17] == 'A') { //A结尾不校验规则
                            return true;
                            /*检测ID的校验位false;*/
                        } else {
                            return false;
                        }
                    } else {
                        return false;
                    }
                    break;
                default:
                    return false;
            }

        }
        let correct = '411326199303244810'; // 正确身份证
        let error   = '411326199303244811';  // 错误身份证
        console.log(isIDCard(correct))  // true
        console.log(isIDCard(error))    // false
        //从身份证号码中获取相关信息，比如生日，省：
        function checkID(ID) {
            if (typeof ID !== 'string') return '非法字符串';
            var city = {
                11: "北京",
                12: "天津",
                13: "河北",
                14: "山西",
                15: "内蒙古",
                21: "辽宁",
                22: "吉林",
                23: "黑龙江 ",
                31: "上海",
                32: "江苏",
                33: "浙江",
                34: "安徽",
                35: "福建",
                36: "江西",
                37: "山东",
                41: "河南",
                42: "湖北 ",
                43: "湖南",
                44: "广东",
                45: "广西",
                46: "海南",
                50: "重庆",
                51: "四川",
                52: "贵州",
                53: "云南",
                54: "西藏 ",
                61: "陕西",
                62: "甘肃",
                63: "青海",
                64: "宁夏",
                65: "新疆",
                71: "台湾",
                81: "香港",
                82: "澳门",
                91: "国外"
            };
            var birthday = ID.substr(6, 4) + '/' + Number(ID.substr(10, 2)) + '/' + Number(ID.substr(12, 2));
            var d = new Date(birthday);
            var newBirthday = d.getFullYear() + '/' + Number(d.getMonth() + 1) + '/' + Number(d.getDate());
            var currentTime = new Date().getTime();
            var time = d.getTime();
            var arrInt = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
            var arrCh = ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'];
            var sum = 0,
                i, residue;

            if (!/^\d{17}(\d|x)$/i.test(ID)) return '非法身份证';
            if (city[ID.substr(0, 2)] === undefined) return "非法地区";
            if (time >= currentTime || birthday !== newBirthday) return '非法生日';
            for (i = 0; i < 17; i++) {
                sum += ID.substr(i, 1) * arrInt[i];
            }
            residue = arrCh[sum % 11];
            if (residue !== ID.substr(17, 1)) return '非法身份证哦';

            return '地区：'+city[ID.substr(0, 2)] + " -- 出生日期：" + birthday + " -- 性别：" + (ID.substr(16, 1) % 2 ? " 男" : "女")
        }
        console.log(checkID(correct))  // 地区：河南 -- 出生日期：1993/3/24 -- 性别： 男
        console.log(checkID(error))    // 非法身份证哦
	</script>
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